JP5567077B2 - 回転機械 - Google Patents

回転機械 Download PDF

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Publication number
JP5567077B2
JP5567077B2 JP2012184444A JP2012184444A JP5567077B2 JP 5567077 B2 JP5567077 B2 JP 5567077B2 JP 2012184444 A JP2012184444 A JP 2012184444A JP 2012184444 A JP2012184444 A JP 2012184444A JP 5567077 B2 JP5567077 B2 JP 5567077B2
Authority
JP
Japan
Prior art keywords
seal
pressure side
swirl
gap
steam
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2012184444A
Other languages
English (en)
Japanese (ja)
Other versions
JP2014066134A (ja
Inventor
祥弘 桑村
浩一 石坂
能幸 岡部
和幸 松本
宏治 大山
秀和 上原
良典 田中
西本　　慎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP2012184444A priority Critical patent/JP5567077B2/ja
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to CN201380038661.7A priority patent/CN104508253B/zh
Priority to KR1020167033028A priority patent/KR102145862B1/ko
Priority to KR1020157001364A priority patent/KR20150027225A/ko
Priority to US14/418,231 priority patent/US9879786B2/en
Priority to EP13830717.8A priority patent/EP2894299B1/de
Priority to PCT/JP2013/072537 priority patent/WO2014030734A1/ja
Publication of JP2014066134A publication Critical patent/JP2014066134A/ja
Application granted granted Critical
Publication of JP5567077B2 publication Critical patent/JP5567077B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
    • F16J15/3292—Lamellar structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • F01D11/125—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material with a reinforcing structure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/127—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with a deformable or crushable structure, e.g. honeycomb
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/10—Influencing flow of fluids around bodies of solid material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
    • F16J15/20—Packing materials therefor
    • F16J15/22—Packing materials therefor shaped as strands, ropes, threads, ribbons, or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/444—Free-space packings with facing materials having honeycomb-like structure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/59—Lamellar seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Devices (AREA)
JP2012184444A 2012-08-23 2012-08-23 回転機械 Expired - Fee Related JP5567077B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2012184444A JP5567077B2 (ja) 2012-08-23 2012-08-23 回転機械
KR1020167033028A KR102145862B1 (ko) 2012-08-23 2013-08-23 회전 기계
KR1020157001364A KR20150027225A (ko) 2012-08-23 2013-08-23 회전 기계
US14/418,231 US9879786B2 (en) 2012-08-23 2013-08-23 Rotary machine
CN201380038661.7A CN104508253B (zh) 2012-08-23 2013-08-23 回转机械
EP13830717.8A EP2894299B1 (de) 2012-08-23 2013-08-23 Rotationsmaschine
PCT/JP2013/072537 WO2014030734A1 (ja) 2012-08-23 2013-08-23 回転機械

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012184444A JP5567077B2 (ja) 2012-08-23 2012-08-23 回転機械

Publications (2)

Publication Number Publication Date
JP2014066134A JP2014066134A (ja) 2014-04-17
JP5567077B2 true JP5567077B2 (ja) 2014-08-06

Family

ID=50150037

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012184444A Expired - Fee Related JP5567077B2 (ja) 2012-08-23 2012-08-23 回転機械

Country Status (6)

Country Link
US (1) US9879786B2 (de)
EP (1) EP2894299B1 (de)
JP (1) JP5567077B2 (de)
KR (2) KR102145862B1 (de)
CN (1) CN104508253B (de)
WO (1) WO2014030734A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107208807A (zh) * 2015-01-27 2017-09-26 三菱日立电力系统株式会社 旋转机械

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CN105074134B (zh) * 2013-04-03 2017-06-20 三菱重工业株式会社 旋转机械
US10065522B2 (en) * 2013-06-11 2018-09-04 Panasonic Intellectual Property Management Co., Ltd. Charging device that reduces an amount of noise flowing through a quick charging system in a vehicle
JP6675262B2 (ja) * 2016-05-09 2020-04-01 三菱日立パワーシステムズ株式会社 シールセグメント及び回転機械
US10822977B2 (en) * 2016-11-30 2020-11-03 General Electric Company Guide vane assembly for a rotary machine and methods of assembling the same
KR101771216B1 (ko) * 2017-01-04 2017-09-05 터보파워텍(주) 터빈용 복합 실링장치
JP6831732B2 (ja) * 2017-03-23 2021-02-17 三菱パワー株式会社 軸シール装置、回転機械
JP6986426B2 (ja) * 2017-11-29 2021-12-22 三菱重工業株式会社 タービン
JP7086595B2 (ja) * 2017-12-28 2022-06-20 三菱重工航空エンジン株式会社 航空機用ガスタービン
US11041398B2 (en) 2018-06-08 2021-06-22 Pratt & Whitney Canada Corp. Controlled gap seal with surface discontinuities
KR102509379B1 (ko) * 2018-08-08 2023-03-14 미츠비시 파워 가부시키가이샤 회전 기계 및 시일 부재
JP7145775B2 (ja) * 2019-01-31 2022-10-03 三菱重工業株式会社 回転機械
JP7370226B2 (ja) * 2019-11-19 2023-10-27 三菱重工業株式会社 蒸気タービン

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107208807A (zh) * 2015-01-27 2017-09-26 三菱日立电力系统株式会社 旋转机械
CN107208807B (zh) * 2015-01-27 2019-08-27 三菱日立电力系统株式会社 旋转机械
US10738892B2 (en) 2015-01-27 2020-08-11 Mitsubishi Hitachi Power Systems, Ltd. Rotary machine with seal device

Also Published As

Publication number Publication date
KR20160139053A (ko) 2016-12-06
KR102145862B1 (ko) 2020-08-19
EP2894299B1 (de) 2018-07-25
JP2014066134A (ja) 2014-04-17
WO2014030734A1 (ja) 2014-02-27
US20150184750A1 (en) 2015-07-02
CN104508253A (zh) 2015-04-08
CN104508253B (zh) 2019-03-19
EP2894299A4 (de) 2016-07-27
KR20150027225A (ko) 2015-03-11
US9879786B2 (en) 2018-01-30
EP2894299A1 (de) 2015-07-15

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